I bought a Nikko gamma 30 tuner in excellent condition. I want to do a restore and a circuit upgrade.
I need the schematic diagram and I think it's on the last page of the instruction manual.
Someone can help me? Thank you for your attention.
I recently bought, Spectral DMA 150 series I, in excellent condition. I like your signature, but without focus and sound closed. Curiously one channel is better than the other.
The doubt is .... if it is possible to upgrade to series II or it is preferable to upgrade (capacitors...
I have a varied collection of CD's, and I'm about to get a Wadia 6 for a great price.
It will be used as transport. The dac is external.
The question is, if using the dac of the wadia 6 is it 18 or 20 bit? The manual says it is 20 bit, but the chip-set DAC is 4x AD1864N-K, 18bit...